at this hour, the justice department is preparing charges for dzhokhar tsarnaev. meanwhile there's a lot of talk on the sunday morning shows about the investigation. let's take a look at some of the comments from this morning in this sunday night edition of our quotes of the week. boston mayor tom menino has wrapped up the entire boston bombing case into one sound bite in abc's "this week." >> all the information i have is they acted alone, these two individuals, the brothers. the older brother is dead now. we have a second one at beth israel hospital in very serious condition. we don't know if we'll ever be able to question the individual. >> mike: don't know if that sounds familiar, but seems like after every major crime, whether it's the kennedy assassination, the assassination of martin luther king jr., we always are pretty quick to come out and say that it was the lone nut, in this case it's a couple of them. now the truth is we don't know if they were the only ones involved. not at this point. there were some news reports that said, oh, they were a part of a